   (s/keys
    :req-un [::transformation.rename-column/args
             ::transformation.engine.s/onError
-            ::transformation.engine.s/op]))
+            ::transformation.engine.s/op]
+   :opt-un [::transformation.engine.s/created]))
 
 
 

  (s/keys
   :req-un [::transformation.to-titlecase/args
            ::transformation.engine.s/onError
            ::transformation.engine.s/op]))

(create-ns  'akvo.lumen.specs.transformation.trim-doublespace)
(alias 'transformation.trim-doublespace 'akvo.lumen.specs.transformation.trim-doublespace)

  (s/keys
   :req-un [::transformation.trim-doublespace/args
            ::transformation.engine.s/onError
            ::transformation.engine.s/op]
   :opt-un [::transformation.engine.s/created]))

(create-ns  'akvo.lumen.specs.dataset-version.transformation)
(alias 'db.dsv.transformation 'akvo.lumen.specs.dataset-version.transformation)
